Elixir's ecosystem offers focused and well-maintained libraries.Oban is a PostgreSQL-based job processor with transactional consistency.Absinthe is a popular and feature-rich GraphQL implementation.Flop simplifies data handling with built-in pagination and filtering.Cloak provides practical data encryption and GDPR compliance support.Triplex makes multi-tenancy easier using PostgreSQL schemas.Cachex is a highly-rated caching solution with various expiration and warming strategies.Joken focuses on JWT handling with built-in security features.Req is a battery-included HTTP client with automatic retries and response handling.ExAws simplifies AWS integration with a modular and consistent API.Elixir's ecosystem offers clarity, compatibility, and focused solutions.Experience with these tools can change how Elixir applications are built.